casssesaction.java

学生成绩管理系统

package com.stuman.web.struts.action;
 
import java.lang.reflect.InvocationTargetException;
import java.util.List;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
 
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.validator.DynaValidatorForm;

import com.stuman.dao.ClassesDAO;
 
import com.stuman.domain.Classes;
 
import com.stuman.util.DAOFactory;
import com.stuman.util.PageBean;

public class CasssesAction extends BaseAction {

	private ClassesDAO slassesDao;

	public CasssesAction() {
		this.slassesDao =DAOFactory.getInstance().createClassesDAO();;
	}

	public ClassesDAO getClassesDAO() {
		if (this.slassesDao != null) {
			return this.slassesDao;
		} else {
			return DAOFactory.getInstance().createClassesDAO();
		}
	}

	public ActionForward doDefault(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {
		// return null;
		return getCasssesList(mapping, form, request, response);
	}

	/**
	 * 
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return
	 */
	public ActionForward getCasssesList(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		// DynaValidatorForm dform=(DynaValidatorForm) form;

		PageBean page = new PageBean();
		int currentPage = request.getParameter("currentPage") == null ? 1
				: new Integer(request.getParameter("currentPage")).intValue();

		page.setRecordsPerPage(2);
		page.setCurrentPage(currentPage);
		page.setQueryString("from Classes classes");
		PageBean page2 = this.getClassesDAO().getClassesList(page);
		log.info("new size=" + page2.getContent().size() + " total size"
				+ page2.getTotalRecords() + " total page"
				+ page2.getTotalPage());
		 //request.setAttribute("list", page.getContent());
		request.setAttribute("splitPage", page2);
		// return null;
		return mapping.findForward("getList.sucess");
	}
	/**
	 * 
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return
	 */
	public ActionForward initAddCassses(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		
		List tchList=this.getClassesDAO().getTeacherList();
		List coustList=this.getClassesDAO().getCourseList();
		for(int i=0;i<tchList.size();i++){
			System.out.println("dfd"+String.valueOf(i)+"个"+tchList.get(i).toString());
		}
		for(int i=0;i<coustList.size();i++){
			System.out.println("courser  "+String.valueOf(i)+"个"+coustList.get(i).toString());
		}
		request.setAttribute("tchList", tchList);
		
		request.setAttribute("coustList", coustList);
		
		System.out.println("oolk");
		return mapping.findForward("initadd.sucess");
	}
	/**
	 * 
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return
	 */
	public ActionForward addCassses(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		DynaValidatorForm dform = (DynaValidatorForm) form;
		Classes cla = new Classes();
		try {
			this.getBeanUtilsBean().copyProperties(cla, dform);
			this.getClassesDAO().saveClasses(cla);
			log.info("cla==" + cla);
		} catch (IllegalAccessException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (InvocationTargetException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		return getCasssesList(mapping, form, request, response);
	}

	/**
	 * 
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return
	 */
	public ActionForward deleteCassses(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		String classId = request.getParameter("id");

		this.getClassesDAO().deleteClassesByID(classId);
		return getCasssesList(mapping, form, request, response);
	}

	/**
	 * 
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return
	 */
	public ActionForward getEditCassses(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		String classId = request.getParameter("id");
		log.info("classId===" + classId);
		com.stuman.domain.Classes classes = this.getClassesDAO().getClassesByID(classId);

		List tchList=this.getClassesDAO().getTeacherList();
		List coustList=this.getClassesDAO().getCourseList();
		request.setAttribute("tchList", tchList);
		
		request.setAttribute("coustList", coustList);
		try {
			this.getBeanUtilsBean().copyProperties(form, classes);
		} catch (IllegalAccessException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (InvocationTargetException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
			
		}
		request.setAttribute("classes", classes);
		return mapping.findForward("getClass.sucesss");
	}

	/**
	 * 
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return
	 */
	public ActionForward updateCassses(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		DynaValidatorForm dform = (DynaValidatorForm) form;
		Classes  classes = new Classes();
		try {
			this.getBeanUtilsBean().copyProperties(classes, dform);
			this.getClassesDAO().saveClasses(classes);
			log.info("upate classes==" + classes);
		} catch (IllegalAccessException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (InvocationTargetException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		return getCasssesList(mapping, form, request, response);
	}
}